x402watch

52,436 paid endpoints are listed. 29,069 answered a real 402 at the last check.

Every x402 endpoint on the Coinbase Bazaar and x402scan, probed unpaid every six hours. A listing tells you the price a seller wrote down. This tells you whether the endpoint is reachable, whether it charges what it declared, and how fast it answers. Ranked by an assay score out of 100.

Last check 2026-10-08 13:55 UTC · 52,436 probed

29,069 answering 40216,131 down6,280 rejecting956 no paywall1,876 price drift
  1. 72market.datapackvibe.com/x402/assistant-schema-pgap-yaml-input-reader-6b0d980d-validateValidate pgap_yaml_input_reader: Validate a JSON document for pgap_yaml_input_reader. Uses a pinned SchemaStore definition on this PC. Reports JSON pointers and rule violations. Up to 100 KB per document; no YAML/TOML parsing or deployment/security guarantee. 0.01 USDC includes one JSON document validation.$0.01 Base1322 ms1 payers69% up
  2. 72market.datapackvibe.com/x402/signal-npm-koa-install-hookskoa Install lifecycle hooks: Install lifecycle hooks for npm package koa. Inspect registry metadata for integration and upgrade planning. Package and version can be overridden.$0.01 Base1472 ms1 payers71% up
  3. 72market.datapackvibe.com/x402/signal-osv-pypi-certifi-advisoriescertifi Known vulnerability list: Known vulnerability list for PyPI package certifi, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Base2304 ms1 payers71% up
  4. 72market.datapackvibe.com/x402/signal-osv-pypi-pip-severitypip Advisory severity breakdown: Advisory severity breakdown for PyPI package pip, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Base1799 ms1 payers71% up
  5. 72market.datapackvibe.com/x402/signal-osv-npm-got-severitygot Advisory severity breakdown: Advisory severity breakdown for npm package got, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers53% up
  6. 72market.datapackvibe.com/x402/signal-osv-npm-rollup-advisoriesrollup Known vulnerability list: Known vulnerability list for npm package rollup, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers71% up
  7. 72market.datapackvibe.com/x402/pulse-market-official-trump-tickerOfficial Trump Live ticker: Live ticker for Official Trump (TRUMP-USD) from Coinbase Exchange public USD market data. The product ID can be overridden; data only, not investment advice.$0.01 Base650 ms1 payers61% up
  8. 72market.datapackvibe.com/x402/pulse-web-mcp-server-catalogs-analystsMCP server catalogs for Analysts: Search live public web pages about mcp server catalogs, focused on analysts. Returns source links and snippets, not endorsements.$0.01 Base497 ms1 payers61% up
  9. 72market.datapackvibe.com/x402/signal-research-digital-accessibility-citation-recordsdigital accessibility evaluation: Structured citation records: Structured citation records on digital accessibility evaluation using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers53% up
  10. 72market.datapackvibe.com/x402/signal-research-pricing-research-sample-breakdowndynamic pricing models: Publication sample breakdown: Publication sample breakdown on dynamic pricing models using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers53% up
  11. 72market.datapackvibe.com/x402/signal-research-pricing-research-funding-evidencedynamic pricing models: Reported research funders: Reported research funders on dynamic pricing models using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers53% up
  12. 72market.datapackvibe.com/x402/signal-research-pricing-research-citation-recordsdynamic pricing models: Structured citation records: Structured citation records on dynamic pricing models using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers53% up
  13. 72market.datapackvibe.com/x402/signal-research-pricing-research-literature-searchdynamic pricing models: Literature search: Literature search on dynamic pricing models using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers53% up
  14. 72market.datapackvibe.com/x402/signal-research-customer-churn-sample-breakdowncustomer churn prediction: Publication sample breakdown: Publication sample breakdown on customer churn prediction using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers53% up
  15. 72market.datapackvibe.com/x402/signal-research-customer-churn-funding-evidencecustomer churn prediction: Reported research funders: Reported research funders on customer churn prediction using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers53% up
  16. 72market.datapackvibe.com/x402/signal-research-health-interoperability-literature-searchhealthcare data interoperability: Literature search: Literature search on healthcare data interoperability using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers53% up
  17. 72market.datapackvibe.com/x402/signal-research-public-health-sample-breakdownpublic health surveillance: Publication sample breakdown: Publication sample breakdown on public health surveillance using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers53% up
  18. 72market.datapackvibe.com/x402/signal-research-clinical-informatics-literature-searchclinical information systems: Literature search: Literature search on clinical information systems using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers53% up
  19. 72market.datapackvibe.com/x402/signal-research-public-health-literature-searchpublic health surveillance: Literature search: Literature search on public health surveillance using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers53% up
  20. 72market.datapackvibe.com/x402/signal-research-clinical-informatics-recent-papersclinical information systems: Recent publications: Recent publications on clinical information systems using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers53% up
  21. 72market.datapackvibe.com/x402/signal-research-geospatial-analysis-literature-searchgeospatial data analysis: Literature search: Literature search on geospatial data analysis using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers53% up
  22. 72market.datapackvibe.com/x402/signal-research-food-traceability-sample-breakdownfood supply chain traceability: Publication sample breakdown: Publication sample breakdown on food supply chain traceability using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers53% up
  23. 72market.datapackvibe.com/x402/signal-research-food-traceability-citation-recordsfood supply chain traceability: Structured citation records: Structured citation records on food supply chain traceability using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers53% up
  24. 72market.datapackvibe.com/x402/signal-research-precision-agriculture-funding-evidenceprecision agriculture: Reported research funders: Reported research funders on precision agriculture using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers53% up
  25. 72market.datapackvibe.com/x402/signal-research-precision-agriculture-literature-searchprecision agriculture: Literature search: Literature search on precision agriculture using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers53% up
  26. 72market.datapackvibe.com/x402/signal-research-precision-agriculture-recent-papersprecision agriculture: Recent publications: Recent publications on precision agriculture using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers53% up
  27. 72market.datapackvibe.com/x402/signal-research-water-management-citation-recordswater resource management: Structured citation records: Structured citation records on water resource management using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers53% up
  28. 72market.datapackvibe.com/x402/signal-research-climate-risk-sample-breakdownclimate risk assessment: Publication sample breakdown: Publication sample breakdown on climate risk assessment using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers53% up
  29. 72market.datapackvibe.com/x402/signal-research-carbon-accounting-recent-paperscorporate carbon accounting: Recent publications: Recent publications on corporate carbon accounting using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers53% up
  30. 72market.datapackvibe.com/x402/signal-research-carbon-accounting-sample-breakdowncorporate carbon accounting: Publication sample breakdown: Publication sample breakdown on corporate carbon accounting using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers53% up
  31. 72market.datapackvibe.com/x402/signal-research-energy-forecasting-sample-breakdownenergy demand forecasting: Publication sample breakdown: Publication sample breakdown on energy demand forecasting using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers53% up
  32. 72market.datapackvibe.com/x402/signal-research-inventory-forecasting-literature-searchinventory demand forecasting: Literature search: Literature search on inventory demand forecasting using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers53% up
  33. 72market.datapackvibe.com/x402/signal-research-supply-chain-literature-searchsupply chain resilience: Literature search: Literature search on supply chain resilience using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers53% up
  34. 72market.datapackvibe.com/x402/signal-research-market-microstructure-sample-breakdownfinancial market microstructure: Publication sample breakdown: Publication sample breakdown on financial market microstructure using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers53% up
  35. 72market.datapackvibe.com/x402/signal-research-market-microstructure-citation-recordsfinancial market microstructure: Structured citation records: Structured citation records on financial market microstructure using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers53% up
  36. 72market.datapackvibe.com/x402/signal-research-payment-systems-literature-searchdigital payment systems: Literature search: Literature search on digital payment systems using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers53% up
  37. 72market.datapackvibe.com/x402/signal-research-dependency-security-recent-paperssoftware supply chain security: Recent publications: Recent publications on software supply chain security using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers53% up
  38. 72market.datapackvibe.com/x402/signal-research-dependency-security-literature-searchsoftware supply chain security: Literature search: Literature search on software supply chain security using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers53% up
  39. 72market.datapackvibe.com/x402/signal-research-software-testing-sample-breakdownautomated software testing: Publication sample breakdown: Publication sample breakdown on automated software testing using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers53% up
  40. 72market.datapackvibe.com/x402/signal-research-software-testing-funding-evidenceautomated software testing: Reported research funders: Reported research funders on automated software testing using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers53% up
  41. 72market.datapackvibe.com/x402/signal-research-software-testing-recent-papersautomated software testing: Recent publications: Recent publications on automated software testing using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers53% up
  42. 72market.datapackvibe.com/x402/signal-research-synthetic-data-recent-paperssynthetic data generation: Recent publications: Recent publications on synthetic data generation using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers53% up
  43. 72market.datapackvibe.com/x402/signal-research-synthetic-data-sample-breakdownsynthetic data generation: Publication sample breakdown: Publication sample breakdown on synthetic data generation using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers53% up
  44. 72market.datapackvibe.com/x402/signal-research-synthetic-data-literature-searchsynthetic data generation: Literature search: Literature search on synthetic data generation using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers53% up
  45. 72market.datapackvibe.com/x402/signal-research-agent-security-funding-evidenceautonomous agent cybersecurity: Reported research funders: Reported research funders on autonomous agent cybersecurity using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers53% up
  46. 72market.datapackvibe.com/x402/signal-research-agent-security-literature-searchautonomous agent cybersecurity: Literature search: Literature search on autonomous agent cybersecurity using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers53% up
  47. 72market.datapackvibe.com/x402/signal-research-ai-privacy-sample-breakdownprivacy preserving machine learning: Publication sample breakdown: Publication sample breakdown on privacy preserving machine learning using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers53% up
  48. 72market.datapackvibe.com/x402/signal-npm-vite-runtime-constraintsvite Runtime and platform constraints: Runtime and platform constraints for npm package vite. Inspect registry metadata for integration and upgrade planning. Package and version can be overridden.$0.01 Basedown1 payers71% up
  49. 72market.datapackvibe.com/x402/signal-osv-pypi-cryptography-cve-mapcryptography CVE and advisory reference mapping: CVE and advisory reference mapping for PyPI package cryptography, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers53% up
  50. 72market.datapackvibe.com/x402/signal-osv-pypi-pillow-cve-mappillow CVE and advisory reference mapping: CVE and advisory reference mapping for PyPI package pillow, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers53% up
  51. 72market.datapackvibe.com/x402/signal-osv-pypi-pillow-fix-versionspillow Advisory fixed-version boundaries: Advisory fixed-version boundaries for PyPI package pillow, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers53% up
  52. 72market.datapackvibe.com/x402/signal-osv-pypi-urllib3-severityurllib3 Advisory severity breakdown: Advisory severity breakdown for PyPI package urllib3, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers53% up
  53. 72market.datapackvibe.com/x402/signal-osv-npm-yup-timelineyup Vulnerability disclosure timeline: Vulnerability disclosure timeline for npm package yup, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers53% up
  54. 72market.datapackvibe.com/x402/signal-osv-npm-yup-fix-versionsyup Advisory fixed-version boundaries: Advisory fixed-version boundaries for npm package yup, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers53% up
  55. 72market.datapackvibe.com/x402/signal-osv-npm-joi-fix-versionsjoi Advisory fixed-version boundaries: Advisory fixed-version boundaries for npm package joi, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers53% up
  56. 72market.datapackvibe.com/x402/signal-osv-npm-typescript-cve-maptypescript CVE and advisory reference mapping: CVE and advisory reference mapping for npm package typescript, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers53% up
  57. 72market.datapackvibe.com/x402/signal-osv-npm-typescript-severitytypescript Advisory severity breakdown: Advisory severity breakdown for npm package typescript, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers53% up
  58. 72market.datapackvibe.com/x402/signal-osv-npm-webpack-timelinewebpack Vulnerability disclosure timeline: Vulnerability disclosure timeline for npm package webpack, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers53% up
  59. 72market.datapackvibe.com/x402/signal-osv-npm-webpack-cve-mapwebpack CVE and advisory reference mapping: CVE and advisory reference mapping for npm package webpack, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers53% up
  60. 72market.datapackvibe.com/x402/signal-osv-npm-sveltejs-kit-fix-versions@sveltejs/kit Advisory fixed-version boundaries: Advisory fixed-version boundaries for npm package @sveltejs/kit, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers53% up
  61. 72market.datapackvibe.com/x402/signal-osv-npm-sveltejs-kit-severity@sveltejs/kit Advisory severity breakdown: Advisory severity breakdown for npm package @sveltejs/kit, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers53% up
  62. 72market.datapackvibe.com/x402/signal-osv-npm-next-timelinenext Vulnerability disclosure timeline: Vulnerability disclosure timeline for npm package next, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers53% up
  63. 72market.datapackvibe.com/x402/signal-osv-npm-next-cve-mapnext CVE and advisory reference mapping: CVE and advisory reference mapping for npm package next, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers53% up
  64. 72market.datapackvibe.com/x402/pulse-hn-package-maintenance-analystsHacker News search: open source package maintenance: Search public Hacker News stories about open source package maintenance. Returns story links, scores, comments, authors, and dates.$0.01 Basedown1 payers61% up
  65. 72market.datapackvibe.com/x402/pulse-bluesky-coding-agents-developersBluesky public post search: coding agents and developer workflows: Search recent public Bluesky posts about coding agents and developer workflows. This is Bluesky AppView data, not direct X/Twitter data.$0.01 Basedown1 payers61% up
  66. 72market.datapackvibe.com/x402/pulse-news-education-technology-operatorsEducation technology updates for Operations teams: Search recent Google News RSS coverage of education technology for operations teams. Returns publisher links and dates.$0.01 Basedown1 payers61% up
  67. 72402.com.tr/api/x402/x402-seller-checkx402 proves payment, not trust: an agent handed a URL pays blind, and the payee may be a real service or a burner that takes the USDC and vanishes. Give a url and/or a payTo wallet and get GO/WARN/STOP: is the URL a well-formed 402 resource, does its price match, and is the seller wallet sanctioned, a fresh throwaway, or paying a different address than you expected. Screens the PAYMENT side the protocol drops — not a guarantee the service returns good data.$0.02 $0.04 Base1408 ms1 payers100% up
  68. 72swarm-agent.net/services/reportA full Markdown report on a topic you specify, researched on the live web at the time of the request, with every source linked. As long as the topic needs, never cut short. Typically 2-4 minutes; allow 360 s before giving up. POST {"topic":"..."}.$2.00 $0.99 Base1049 ms1 payers100% up
  69. 72api.teardrop.dev/tools/mcpTeardrop web_search: Real-time web search via Tavily for current events, fact-checking, and research. Use search_depth='advanced' for complex queries (higher quality, higher cost) and topic='news' or 'finance' for headlines or market information.$0.015 $0.005 Base1420 ms0 payers100% up
  70. 72api.teardrop.dev/tools/mcpTeardrop validate_opportunity: Return a decision-ready yield-opportunity verdict before capital is deployed. The result branches to sustainable, caution, unsustainable, or insufficient_data and gives the calling agent the evidence needed to proceed, pause, or reject the opportunity.$0.015 $0.005 Base1283 ms0 payers100% up
  71. 72api.teardrop.dev/tools/mcpTeardrop get_wallet_positions: Get a wallet's DeFi positions across all DeBank-supported chains and protocols. Returns protocol-level positions, asset/debt/net USD values, optional token lists, aggregate exposure, and optional all-chain net worth. Set include_token_balances=true to also return DeBank's complete cross-chain wallet token list. Set include_token_lists=false for a compact balance and debt summary without nested position tokens. This covers substantially more protocols and chains...$0.02 $0.005 Base1418 ms0 payers100% up
  72. 72api.teardrop.dev/tools/mcpTeardrop get_wallet_history: Get one page of decoded transaction history for an EVM wallet across DeBank-supported chains. Returns send, receive, and approval categories with protocol, token, exchange, gas, and USD metadata. Use the returned next_cursor as start_time to page backward.$0.006 $0.005 Base1387 ms0 payers100% up
  73. 72api.teardrop.dev/tools/mcpTeardrop get_liquidation_risk: Assess DeFi liquidation risk for up to 50 wallets across Aave v3 and Compound v3 on Ethereum or Base. Returns per-wallet health factor, tiered risk classification (liquidatable, critical, warning, caution, healthy, no_debt), and an overall_tier aggregate. Per-protocol failures are isolated - one protocol's RPC error does not blank the other's result.$0.01 $0.005 Base1267 ms0 payers100% up
  74. 72api.teardrop.dev/tools/mcpTeardrop get_defi_positions: Block-accurate DeFi positions for a wallet across Aave v3, Compound v3, Uniswap v3 LP, and Lido on Ethereum or Base. Returns Aave account health (collateral, debt, health factor, LTV) with per-reserve breakdown, Compound v3 market positions, Uniswap v3 LP positions by token ID, and on Ethereum the Lido stETH/wstETH balances with the current wstETH-to-stETH equivalent. Per-protocol failures are isolated - other protocols still return.$0.013 $0.005 Base1114 ms0 payers100% up
  75. 71vaaya.ai/api/run/akta/newsEntity-resolved, de-duped company/industry news with sentiment, AI summary, and tagged company mentions (~80% of noise filtered). Scope by { company: 'https://canva.com' } (website URL), { industry } (taxonomy code from akta:industry-search), or free-text { query }. Optional filters (additive): `sentiment_list` (positive/negative/neutral), `type_list` (tag CODES, e.g. CM01=Equity Fund-Raising, WT01=Strategic Hiring, SD01=Product Launches, SD02=Partnerships — codes appear on returned articles' `…$0.02 Base807 ms5 payers60% up
  76. 71api.hyperextend.xyz/v1/liquidations/BTCForced-liquidation tape over a time window, reconstructed from the node-fills archive (Hyperliquid has no public liquidations feed). Each row is a trade row (coin, side, px, sz, time, hash, tid, users:[buyer, seller]) plus the liquidation markers (method market|backstop, markPx, liquidatedUser, dir). Priced per asset-hour ($0.005 base, $0.01 HIP-3/HIP-4) plus $0.05 per uncached archive hour pulled; up to 24 asset-hours/request, available ~2h after the hour closes.$0.011 $0.111 Base1924 ms4 payers93% up
  77. 71laso.finance/order-intl-cardOrder an international non-reloadable prepaid card (USD). The order is queued and fulfilled by an admin, after which the card details are retrievable via GET /get-card-data with card_type="Non-Reloadable International". A 3.8% fee is added on top of the on-card amount, or less while a fee promotion is running; the 402 challenge carries the exact total. Submit a whole dollar on-card amount.$100.00 $103.80 Base1775 ms3 payers93% up
  78. 71402.com.tr/api/x402/b20-metadata🆕 A B20 with a METADATA_ROLE holder can call updateName/updateSymbol — change its own identity after launch (an impersonation / bait-and-switch vector ERC-20 has no protocol equivalent for). Reads whether the metadata is mutable (role holder exists) AND whether it has ALREADY been renamed on-chain (NameUpdated/SymbolUpdated history). Trust the address, not the label.$0.04 Base639 ms3 payers60% up
  79. 71402.com.tr/api/x402/file-slotGet a signed upload URL and a retrieval URL for one file, in one call. Your agent PUTs the bytes straight to storage — they never pass through this API, so there is no size ceiling imposed by a serverless runtime and no proxy in the middle. Declare bytes= and the size is signed into the URL. Up to 25 MB, retention 1-30 days, unguessable key. The step every agent hits the moment it produces a report, chart, CSV or build and has nowhere to put it.$0.005 Base585 ms3 payers60% up
  80. 71402.com.tr/api/x402/base-receipt🆕 The receipt for a Base transaction: success or reverted, block, gas used, effective gas price, the fee in wei and ETH, how many logs it emitted and which contracts emitted them. A contract deployment reports the new address. No receipt yet means pending, dropped, or never here — and it says which is possible instead of failing.$0.002 Base697 ms3 payers60% up
  81. 71402.com.tr/api/x402/token-balance🆕 An ERC-20 balance on Base, in raw units and in decimals, with the token's symbol and decimals resolved in the same call. Zero is flagged explicitly, since it is the commonest answer and the one most easily confused with a failed read. An address that doesn't implement balanceOf answers found:false and says so.$0.002 Base668 ms3 payers60% up
  82. 71api.magentlab.com/api/calc/sex_shockWang 2024 SEX-SHOCK Supplementary Table S13 sex-specific integer nomogram for in-hospital cardiogenic shock after ACS PCI. ORBI-like clinical flags plus ST-segment elevation, LVEF bands, and log-transformed creatinine and CRP levels as printed. Sum points; S13 Pr(CS) conversion. Not a medical device, not a cath-lab or shock-treatment order, and not ORBI.$0.005 $0.007 Base1606 ms3 payers93% up
  83. 71api.magentlab.com/api/calc/stumblBattle 2014 STUMBL integer score after blunt chest wall trauma: 1 point per decade of age starting at 10, 3 per rib fracture, 5 for chronic lung disease, 4 for preinjury anticoagulants, and 2 per 5% SpO2 decrease starting at 94%. Table 5 complication probabilities 13/29/52/70/80/88%. magent does not examine the chest or count ribs. Not a medical device, not a disposition or ICU order.$0.005 $0.007 Base2290 ms3 payers93% up
  84. 71api.magentlab.com/api/calc/uasMłynek 2008 EAACI/GA2LEN/EDF UAS: seven days of wheals and pruritus integers 0-3. Daily UAS is wheals plus pruritus (0-6). UAS7 is the seven-day sum (0-42). Returns mean_daily_uas. Wheals 0 none, 1 mild (<20/24h), 2 moderate (20-50/24h), 3 intense (>50/24h or confluent). Pruritus 0 none, 1 mild, 2 moderate, 3 intense (interferes with activity or sleep). Seven complete days; no missing-day imputation. Not a diagnosis, not AAS. magent does not count wheals. Not a medical device.$0.005 $0.007 Base1211 ms3 payers93% up
  85. 71api.magentlab.com/api/calc/who_pvWHO 2016 polycythemia vera criteria (Arber 2016). Met when all three majors hold, or when major 1 and major 2 hold with subnormal EPO. Major 1 is male Hb >16.5 g/dL or Hct >49%, female Hb >16.0 or Hct >48%, or increased red-cell mass. Major 2 is caller-assigned marrow panmyelosis. Major 3 is JAK2 V617F or exon 12. Not a medical device, not a WHO diagnosis, and not WHO 2022. magent does not assay EPO or sequence JAK2.$0.005 $0.007 Base1072 ms3 payers93% up
  86. 71api.strale.io/x402/v2/iban-to-bankExtract bank name and branch information from an IBAN. Returns bank name, BIC/SWIFT code, branch, and country. Pure algorithmic — uses bank code lookup tables.$0.0216 Base129 ms3 payers57% up
  87. 71safefetch.schemasure.com/v1/fetchFetch a public web page and return clean Markdown with stable citation anchors, a content hash, and a retrieval timestamp — plus evidence of hidden text, invisible Unicode, and prompt-injection attempts found in the page. Strict SSRF protection on every redirect hop. Returns a per-span verdict with the decoded payload, not a confidence score. Zero retention.$0.01 $0.02 Base1653 ms2 payers93% up
  88. 71tools.ipintel.ai/ip-lookupIP Lookup API. Enrich an IPv4 or IPv6 address with geolocation, ASN, ISP, organization, reverse DNS, timezone, and proxy/mobile/hosting indicators. Useful for security, fraud checks, abuse triage, bot detection, traffic enrichment, and infrastructure investigation. Paid per call via x402.$0.003 Base853 ms2 payers60% up
  89. 71http--forest-gas-station-mainnet--lcjl27p8lmjs.code.run/job/changedCheap watchdog for closed/materially changed job state. Base mainnet USDC$0.001 Base341 ms2 payers60% up
  90. 71api.magentlab.com/api/calc/rapid_hipHevesi 2018 hip RAPID: sex (female 0, male 1) + Tonnis 0/1/2 (0, 2, 3 points; grade 3 invalid) + caller-assigned cam (1 if present). Max 5. Bands 0-1 low, 2-3 intermediate, 4-5 high. High-grade (ALAD 3-4) damage percent only at score 0 (10.5) and 5 (88.0). Not Rahman 2014 pleural RAPID. Not a diagnosis or operative plan. magent does not read radiographs or measure alpha angle.$0.005 $0.007 Base1019 ms2 payers93% up
  91. 71api.magentlab.com/api/calc/possumCopeland 1991 POSSUM surgical audit: 12 physiologic and 6 operative 1/2/4/8 items (age has no 8; ECG has no 2). Returns physiologic_score, operative_score, and estimated morbidity and mortality percents from the unrounded Copeland logits. Not P-POSSUM (Whiteley), not a diagnosis, not operative consent. magent does not examine the patient.$0.005 $0.007 Base1353 ms2 payers93% up
  92. 71api.magentlab.com/api/calc/pewsMonaghan 2005 Brighton PEWS: behaviour, cardiovascular, and respiratory 0-3 each, plus +2 each for quarter-hourly nebulisers and persistent post-surgery vomiting (max 13). HR/RR use APLS 2005 age-group rest ranges as the paper's normal rate and mean. Returns score_ge_3. Not NEWS2; not MEWS; not Bedside PEWS.$0.005 $0.007 Base1316 ms2 payers93% up
  93. 71api.magentlab.com/api/calc/pediatric_sirsGoldstein 2005 pediatric SIRS from age-group HR, RR, WBC, and core temperature. Present when ≥2 of 4 Table 3 criteria include abnormal temperature (>38.5 or <36 C) or leukocyte. Sepsis is SIRS plus suspected infection; severe sepsis and septic shock use caller-assigned organ-dysfunction flags. magent does not measure vitals or assay WBC. Not Bone 1992 adult SIRS and not Phoenix 2024. Not a medical device and not a diagnosis or sepsis order.$0.005 $0.007 Base1723 ms2 payers93% up
  94. 71api.magentlab.com/api/calc/pawssMaldonado 2014 PAWSS. Required 0-point threshold (any alcohol in the last 30 days or positive BAL on admission): if false, score 0 and band outside_window even if other flags are true. If true, ten yes/no items score 1 each (max 10); 0-3 low, >=4 high risk for complicated alcohol withdrawal. Not a diagnosis or prophylaxis order. magent does not interview the patient or measure BAL.$0.005 $0.007 Base1249 ms2 payers93% up
  95. 71api.magentlab.com/api/calc/pasiFredriksson 1978 PASI from four regions. Each region: area 0-6 and erythema, induration, and scaling 0-4. Region score = (sum of three signs) × area × adult weight (head 0.1, upper extremities 0.2, trunk 0.3, lower extremities 0.4). Total max 72. Adult weights only. magent does not examine the skin. No IGA or later severity bands. Not a diagnosis. Not EASI.$0.005 $0.007 Base1521 ms2 payers93% up
  96. 71api.magentlab.com/api/calc/pas_iiWolfe 2005 Patient Activity Scale II (PAS-II): (haq_ii * 3.33 + pain_vas + patient_global_vas) / 3. HAQ-II 0-3 (not HAQ); pain and patient global 0-10 VAS. magent does not administer HAQ-II. Not PAS-RA, Samuel 2002 pediatric appendicitis PAS, DAS28, or CDAI. Not a diagnosis. PAS-II total only; no remission or severity cutoffs.$0.005 $0.007 Base1244 ms2 payers93% up
  97. 71api.magentlab.com/api/calc/pasSamuel 2002 pediatric appendicitis score from eight caller-assigned findings, ages 4-15, max 10. Cough/percussion/hopping RLQ and RIF tenderness score 2; anorexia, pyrexia, nausea/emesis, leukocytosis, neutrophilia, and migration score 1. Fever and labs are flags, not unpublished cutoffs. Not Alvarado (MANTRELS). Not a diagnosis or operating-room protocol. magent does not examine the abdomen.$0.005 $0.007 Base1070 ms2 payers93% up
  98. 71api.magentlab.com/api/calc/parcKharbanda 2018 Table 3 pediatric appendicitis risk calculator (pARC): logistic probability from sex, age (5-18 years), pain duration, pain with walking, migration of pain to RLQ, maximal RLQ tenderness, abdominal guarding, and ANC (x10^3/uL; 1.77*sqrt(ANC) if <14, else constant 6.62). Returns logit and estimated_probability_percent. Not a medical device, not a diagnosis, not PAS, and not Alvarado. magent does not examine the child.$0.005 $0.007 Base1167 ms2 payers93% up
  99. 71api.magentlab.com/api/calc/paduaBarbar 2010 Padua Prediction Score for hospitalized medical patients: cancer 3, previous VTE 3, reduced mobility 3, thrombophilia 3, recent trauma/surgery 2, age >=70 1, heart/respiratory failure 1, acute MI/stroke 1, infection/rheumatologic 1, obesity (BMI>=30) 1, hormonal treatment 1. Max 20. <4 low; >=4 high. Not a diagnosis. Not Caprini, IMPROVE, or Khorana.$0.005 $0.007 Base1529 ms2 payers93% up
  100. 71api.magentlab.com/api/calc/oxygenation_indexOxygenation index from FiO2 as a fraction (0.21–1.0), mean airway pressure in cm H2O, and PaO2: FiO2 × MAP × 100 / PaO2. Deterministic published arithmetic with citation; not a diagnosis or an ECMO-initiation protocol.$0.005 $0.007 Base1596 ms2 payers93% up